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Engines & Components

Engines & Engine Parts

Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.

Individual Parts

Results 1 - 25 of 42

732 035850 0240 123 RING

Part Number: HSN-20204

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Valve Springs, Lightweight Racing, Dual, Steel Retainers, Steel Locks, Harley-Davidson®, Kit

Part Number: KPM-20-20450

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Estimated Ship Date: Aug 13, 2025 if ordered today

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Estimated Ship Date: Aug 13, 2025 if ordered today

Valve Springs, OEM Replacement, Single, Retainers, Locks, Harley-Davidson®, Kit

Part Number: KPM-20-20480

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Estimated Ship Date: Tomorrow if ordered today

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Valve Spring Shims, Hardened, 0.265 in. Height, Harley-Davidson®, Set of 4

Part Number: KPM-20-20487

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Estimated Ship Date: Aug 6, 2025 if ordered today

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Estimated Ship Date: Aug 6, 2025 if ordered today

126 040800 0620 186 CAST COMP

Part Number: TSR-202040

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126 040800 0775 186 CAST COMP

Part Number: TSR-202041

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126 040800 0930 186 CAST COMP

Part Number: TSR-202042

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126 040825 0930 170 CAST COMP

Part Number: TSR-202043

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126 040850 0575 165 CAST COMP

Part Number: TSR-202045

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126 040850 0590 165 CAST COM

Part Number: TSR-202046

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126 040850 0620 186 CAST COMP

Part Number: TSR-202047

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126 040875 0775 186 CAST COMP

Part Number: TSR-202049

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Valve, Powersports, Black Diamond, EV8 Stainless Steel, Intake, Each

Part Number: KPM-20-20414

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204060

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204030

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204040

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204000

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204070

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

COMPETITION ASSEMBLY CHRYSLER 360

Part Number: ESP-20204080

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Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

Valve Locks, Keepers, Machined, Hardened Steel, Natural, Harley-Davidson®, Set of 4

Part Number: KPM-20-20439

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

Valve Spring Retainers, Steel, Harley-Davidson®, Set of 4

Part Number: KPM-20-20441

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

Valve Springs, Lightweight Racing, Dual, Steel Retainers, Steel Locks, Harley-Davidson®, Kit

Part Number: KPM-20-20445

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

Valve Spring Retainers, Steel, Harley-Davidson®, Set of 4

Part Number: KPM-20-20481

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

Valve Springs, Single, Standard Style, Chrome Silicon, Harley-Davidson®, Set of 4

Part Number: KPM-20-20483

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

Valve Locks, Keepers, Machined, Hardened Steel, Natural, Harley-Davidson®, Set of 4

Part Number: KPM-20-20489

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

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Estimated Ship Date: Aug 11, 2025 if ordered today

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